======Attributes Overview======
This is a list of the attributes which can be set on a node using the [[cmd:update]] command:
  * [[attr:title]] - The node title.
  * [[attr:description]] - The node description.
  * [[attr:dragged]] - The node drag state.
  * [[attr:state]] - Which state the node is currently in (corresponds to swimlanes).
  * [[attr:protected]] - The node cannot be moved and its children cannot be moved out from it.
  * [[attr:author]] - The user (id) who originally created this node.
  * [[attr:assignee]] - The user (id) who is currently responsible for working with this node.
  * [[attr:log]] - Structured log of the history of this node (xml/json/...?).
  * [[attr:tags]] - A list of tags for this node.